Evaluate this expression what is

a=6 and b=-4 b-3a

A company has found that the daily demand x for its boxes of chocolates is inversely proportional to the price p. When the price is $9, the demand is 1,800 boxes. Approximate the demand, in boxes, when the price is decreased to $2.25.

Find the volume of the backpack that is 17" x 12" x 4".

A bag contains 10 marbles: 2 are green, 2 are red, and 6 are blue. Deshaun chooses a marble at random, and without putting it back, chooses another one at random. What is the probability that the first marble is green and the second is red?

There are 10 councillors and 12 planning department staff available to serve on a committee to look into re - establishing two way traffic on the streets of St. Catharines.

If the sum of two numbers is 24 and the product is 140 what are the two numbers

Steven started with 48 pieces of candy. He ate 3 per day. y= How many pieces will be left after 7 days?

True or False. The function has a vertical asymptote at every x-value where its numerator is zero, and you can make a table for each vertical asymptote to find out what happens to the function there.

What is 36/4 as a mixed number

Bob has 2 apples he gives 1 to Sam. In return Sam gave him 5 apples. How many apples does bob have left?

The product is 80. One factor is 4. What is the unknown number